a-sparkleadv.

/əˈspɑːk(ə)l/Etymology: a prep.1 + sparkle n.
the world > matter > light > light emitted in particular manner > [adverb] > in a sparkling manner
1840 R. Browning iv. 381 With every point a-sparkle.
This entry has not yet been fully updated (first published 1885; most recently modified version published online March 2018).